EP2273675A3 - Switched diverter circuits for minimizing heating of an implanted lead and/or providing EMI protection in a high power electromagnetic field environment - Google Patents
Switched diverter circuits for minimizing heating of an implanted lead and/or providing EMI protection in a high power electromagnetic field environment Download PDFInfo
- Publication number
- EP2273675A3 EP2273675A3 EP10167045A EP10167045A EP2273675A3 EP 2273675 A3 EP2273675 A3 EP 2273675A3 EP 10167045 A EP10167045 A EP 10167045A EP 10167045 A EP10167045 A EP 10167045A EP 2273675 A3 EP2273675 A3 EP 2273675A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- implanted lead
- leadwire
- energy
- high power
- electromagnetic field
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/362—Heart stimulators
- A61N1/37—Monitoring; Protecting
- A61N1/3718—Monitoring of or protection against external electromagnetic fields or currents
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/288—Provisions within MR facilities for enhancing safety during MR, e.g. reduction of the specific absorption rate [SAR], detection of ferromagnetic objects in the scanner room
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0107—Non-linear filters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00452—Skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00839—Bioelectrical parameters, e.g. ECG, EEG
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
- A61B2090/374—NMR or MRI
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
- A61B5/283—Invasive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/08—Arrangements or circuits for monitoring, protecting, controlling or indicating
- A61N1/086—Magnetic resonance imaging [MRI] compatible leads
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/285—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR
- G01R33/286—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR involving passive visualization of interventional instruments, i.e. making the instrument visible as part of the normal MR process
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1758—Series LC in shunt or branch path
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1766—Parallel LC in series path
Abstract
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/489,921 US7751903B2 (en) | 2002-04-15 | 2009-06-23 | Frequency selective passive component networks for implantable leads of active implantable medical devices utilizing an energy dissipating surface |
US12/686,137 US8989870B2 (en) | 2001-04-13 | 2010-01-12 | Tuned energy balanced system for minimizing heating and/or to provide EMI protection of implanted leads in a high power electromagnetic field environment |
US12/686,272 US8509913B2 (en) | 2001-04-13 | 2010-01-12 | Switched diverter circuits for minimizing heating of an implanted lead and/or providing EMI protection in a high power electromagnetic field environment |
US12/707,568 US8457760B2 (en) | 2001-04-13 | 2010-02-17 | Switched diverter circuits for minimizing heating of an implanted lead and/or providing EMI protection in a high power electromagnetic field environment |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2273675A2 EP2273675A2 (en) | 2011-01-12 |
EP2273675A3 true EP2273675A3 (en) | 2012-11-07 |
Family
ID=42759101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10167045A Withdrawn EP2273675A3 (en) | 2009-06-23 | 2010-06-23 | Switched diverter circuits for minimizing heating of an implanted lead and/or providing EMI protection in a high power electromagnetic field environment |
Country Status (2)
Country | Link |
---|---|
US (3) | US8457760B2 (en) |
EP (1) | EP2273675A3 (en) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8244370B2 (en) | 2001-04-13 | 2012-08-14 | Greatbatch Ltd. | Band stop filter employing a capacitor and an inductor tank circuit to enhance MRI compatibility of active medical devices |
CA2468252A1 (en) * | 2000-11-20 | 2002-05-23 | Surgi-Vision, Inc. | Connector and guidewire connectable thereto |
US20070088416A1 (en) * | 2001-04-13 | 2007-04-19 | Surgi-Vision, Inc. | Mri compatible medical leads |
US8219208B2 (en) | 2001-04-13 | 2012-07-10 | Greatbatch Ltd. | Frequency selective passive component networks for active implantable medical devices utilizing an energy dissipating surface |
JP5288797B2 (en) * | 2004-07-27 | 2013-09-11 | エムアールアイ・インターヴェンションズ,インコーポレイテッド | MRI system having an MRI-compatible universal supply cannula with a cooperating MRI antenna probe and related systems |
CN101039619B (en) * | 2004-08-09 | 2010-06-16 | 约翰斯·霍普金斯大学 | Implantable MRI compatible stimulation leads and antennas and related systems and methods |
WO2006119492A2 (en) | 2005-05-04 | 2006-11-09 | Surgi-Vision, Inc. | Improved electrical lead for an electronic device such as an implantable device |
WO2007047966A2 (en) | 2005-10-21 | 2007-04-26 | Surgi-Vision, Inc. | Mri-safe high impedance lead systems |
JP5568316B2 (en) * | 2007-03-19 | 2014-08-06 | ボストン サイエンティフィック ニューロモデュレイション コーポレイション | Method for manipulating and making MRI / RF compatible leads and related leads |
WO2008115383A2 (en) * | 2007-03-19 | 2008-09-25 | Boston Scientific Neuromodulation Corporation | Methods and apparatus for fabricating leads with conductors and related flexible lead configurations |
WO2009117069A2 (en) * | 2008-03-17 | 2009-09-24 | Surgivision, Inc. | Low profile medical devices with internal drive shafts that cooperate with releasably engageable drive tools and related methods |
US8996126B2 (en) | 2009-02-04 | 2015-03-31 | Greatbatch Ltd. | Composite RF current attenuator for a medical lead |
US8805540B2 (en) | 2009-03-04 | 2014-08-12 | Imricor Medical Systems, Inc. | MRI compatible cable |
US8855788B2 (en) | 2009-03-04 | 2014-10-07 | Imricor Medical Systems, Inc. | MRI compatible electrode circuit |
US8761899B2 (en) | 2009-03-04 | 2014-06-24 | Imricor Medical Systems, Inc. | MRI compatible conductive wires |
CA2754045C (en) | 2009-03-04 | 2021-04-06 | Imricor Medical Systems, Inc. | Mri compatible electrode circuit |
US8843213B2 (en) | 2009-03-04 | 2014-09-23 | Imricor Medical Systems, Inc. | MRI compatible co-radially wound lead assembly |
US8831743B2 (en) | 2009-03-04 | 2014-09-09 | Imricor Medical Systems, Inc. | MRI compatible electrode circuit |
JP5304956B2 (en) * | 2011-01-14 | 2013-10-02 | 株式会社村田製作所 | RFID chip package and RFID tag |
EP2667930A2 (en) * | 2011-01-26 | 2013-12-04 | Boston Scientific Neuromodulation Corporation | Systems and methods for making and using electrical stimulation systems with improved rf compatibility |
US9579150B2 (en) | 2011-04-08 | 2017-02-28 | Covidien Lp | Microwave ablation instrument with interchangeable antenna probe |
US9138584B2 (en) | 2011-04-29 | 2015-09-22 | Medtronic, Inc. | Multiphasic pacing in the presence of electromagnetic interference |
US9095721B2 (en) | 2011-04-29 | 2015-08-04 | Christopher C. Stancer | Unipolar pacing in the presence of electromagnetic interference |
JP2012246905A (en) * | 2011-05-31 | 2012-12-13 | Denso Corp | Starter |
US11211741B2 (en) | 2011-06-03 | 2021-12-28 | Greatbatch Ltd. | Removable terminal pin connector for an active electronics circuit board for use in an implantable medical device |
EP2594314A1 (en) | 2011-11-17 | 2013-05-22 | Greatbatch Ltd. | Composite RF attenuator for a medical lead |
US9919150B2 (en) * | 2012-03-15 | 2018-03-20 | Subramaniam Chitoor Krishnan | Mechanism, system, method for in vivo lead fixation |
US9375250B2 (en) | 2012-04-09 | 2016-06-28 | Covidien Lp | Method for employing single fault safe redundant signals |
DE102012211147B4 (en) * | 2012-06-28 | 2017-08-31 | Siemens Healthcare Gmbh | Automatic detuning of unconnected transmit-receive coils for MRI |
US9093974B2 (en) | 2012-09-05 | 2015-07-28 | Avx Corporation | Electromagnetic interference filter for implanted electronics |
US9675806B2 (en) | 2012-10-09 | 2017-06-13 | Medtronic, Inc. | Cardiac pacing during medical procedures |
US8679189B1 (en) * | 2013-02-11 | 2014-03-25 | Amendia Inc. | Bone growth enhancing implant |
US10838406B2 (en) | 2013-02-11 | 2020-11-17 | The Aerospace Corporation | Systems and methods for the patterning of material substrates |
US9404983B2 (en) * | 2013-03-12 | 2016-08-02 | Viewray, Incorporated | Radio frequency transmit coil for magnetic resonance imaging system |
US10828498B2 (en) | 2018-05-18 | 2020-11-10 | Greatbatch Ltd. | AIMD RF switch to connect an ICD defibrillation electrode conductor either to a filter capacitor or to an RF source configured to detect a defective implanted lead |
US11541233B2 (en) | 2013-06-30 | 2023-01-03 | Greatbatch Ltd. | ECA oxide-resistant connection to a hermetic seal ferrule for an active implantable medical device |
US20150042412A1 (en) * | 2013-08-07 | 2015-02-12 | Qualcomm Incorporated | Directional coupler circuit techniques |
WO2015050979A1 (en) * | 2013-10-01 | 2015-04-09 | The Cleveland Clinic Foundation | Object recognition by touch screen |
US20160059014A1 (en) * | 2014-09-02 | 2016-03-03 | Benjamin Peter Johnston | Event Detection In An Implantable Auditory Prosthesis |
US9950194B2 (en) | 2014-09-09 | 2018-04-24 | Mevion Medical Systems, Inc. | Patient positioning system |
US10363425B2 (en) | 2015-06-01 | 2019-07-30 | Avx Corporation | Discrete cofired feedthrough filter for medical implanted devices |
EP3319512B1 (en) * | 2015-07-09 | 2021-12-22 | Med-El Elektromedizinische Geraete GmbH | Telemetry of implanted electrode contacts during mri |
US9923584B2 (en) | 2015-09-03 | 2018-03-20 | Qualcomm Incorporated | Rectifiers for wireless power transfer with impedance inverting filters for reduced electromagnetic interference |
US20180286510A1 (en) * | 2015-09-21 | 2018-10-04 | Wenjie Robin Liang | Maintenance systems and methods for medical devices |
US11448524B2 (en) | 2016-04-07 | 2022-09-20 | Phoenix America Inc. | Multipole magnet for use with a pitched magnetic sensor |
US9757071B1 (en) * | 2016-04-29 | 2017-09-12 | Bayer Healthcare Llc | System and method for suppressing noise from electrocardiographic (ECG) signals |
WO2019090298A1 (en) | 2017-11-06 | 2019-05-09 | Avx Corporation | Emi feedthrough filter terminal assembly containing a laminated insulative seal |
US10625084B2 (en) * | 2018-05-18 | 2020-04-21 | Greatbatch Ltd. | AIMD RF switch to connect an ICD defibrillation electrode conductor either to a filter capacitor or to an RF source configured to detect a defective lead conductor |
US10622972B2 (en) * | 2018-09-10 | 2020-04-14 | Advanced Energy Industries, Inc. | Variable capacitor bank |
US11011459B1 (en) * | 2020-02-06 | 2021-05-18 | Qualcomm Incorporated | Back-end-of-line (BEOL) on-chip sensor |
US11633612B2 (en) | 2020-02-21 | 2023-04-25 | Greatbatch Ltd. | ECA oxide-resistant connection to a hermetic seal ferrule for an active implantable medical device |
US20230137794A1 (en) * | 2020-04-22 | 2023-05-04 | Northwestern University | Method and system to predict rf heating of medical implants |
CA3121661A1 (en) | 2020-06-11 | 2021-08-30 | Ascension Technology Corporation | Electromagnetic position measurement system with sensor parasitic loop compensation |
EP4349397A1 (en) | 2022-10-07 | 2024-04-10 | Greatbatch Ltd. | High-voltage electrical insulation for use in active implantable medical devices circuit board connectors |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4585001A (en) * | 1982-09-28 | 1986-04-29 | Norland Corporation | Cardiac pacer signal detector |
US20030083726A1 (en) * | 2001-10-31 | 2003-05-01 | Medtronic, Inc. | Method and apparatus for shunting induced currents in an electrical lead |
US20070255332A1 (en) * | 2006-04-26 | 2007-11-01 | Cabelka Lonny V | Isolation Circuitry and Method for Gradient Field Safety in an Implantable Medical Device |
WO2008077037A2 (en) * | 2006-12-18 | 2008-06-26 | Ergin Atalar | Mri compatible implantable devices |
US20080221638A1 (en) * | 2007-03-09 | 2008-09-11 | Cardiac Pacemakers, Inc. | MRI Compatible Implantable Medical Devices and Methods |
Family Cites Families (256)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3871382A (en) * | 1973-02-15 | 1975-03-18 | Pacesetter Syst | Heart stimulator system for rapid implantation and removal with improved integrity |
US3968802A (en) | 1975-01-24 | 1976-07-13 | Medtronic, Inc. | Cautery protection circuit for a heart pacemaker |
US4188598A (en) * | 1977-11-07 | 1980-02-12 | Hunt Morris C | Electrical filter |
US4295467A (en) | 1979-05-24 | 1981-10-20 | Inverness International Corp. | Electrolysis apparatus with retractable probe |
US4320763A (en) * | 1979-10-10 | 1982-03-23 | Telectronics Pty. Limited | Protection device for pacemaker implantees |
US4445501A (en) * | 1981-05-07 | 1984-05-01 | Mccormick Laboratories, Inc. | Circuits for determining very accurately the position of a device inside biological tissue |
US4431005A (en) * | 1981-05-07 | 1984-02-14 | Mccormick Laboratories, Inc. | Method of and apparatus for determining very accurately the position of a device inside biological tissue |
US4424551B1 (en) * | 1982-01-25 | 1991-06-11 | Highly-reliable feed through/filter capacitor and method for making same | |
US4633181A (en) | 1983-08-11 | 1986-12-30 | Regents Of The University Of Calif. | Apparatus and method for increasing the sensitivity of a nuclear magnetic resonance probe |
US4654880A (en) * | 1983-12-09 | 1987-03-31 | Minnesota Mining And Manufacturing Company | Signal transmission system |
CA1226624A (en) | 1983-12-09 | 1987-09-08 | Minnesota Mining And Manufacturing Company | Signal transmission system |
JPS60141034U (en) | 1984-02-29 | 1985-09-18 | カシオ計算機株式会社 | keyboard |
US4572198A (en) * | 1984-06-18 | 1986-02-25 | Varian Associates, Inc. | Catheter for use with NMR imaging systems |
DE3429386A1 (en) | 1984-08-09 | 1986-02-27 | Siemens AG, 1000 Berlin und 8000 München | MAIN SPIN TOMOGRAPHY UNIT |
US4672972A (en) | 1984-08-13 | 1987-06-16 | Berke Howard R | Solid state NMR probe |
US5019075A (en) * | 1984-10-24 | 1991-05-28 | The Beth Israel Hospital | Method and apparatus for angioplasty |
JPS61209643A (en) | 1985-03-15 | 1986-09-17 | 株式会社東芝 | Ultrasonic diagnostic and medical treatment apparatus |
JPS61181925U (en) | 1985-05-07 | 1986-11-13 | ||
US5209233A (en) * | 1985-08-09 | 1993-05-11 | Picker International, Inc. | Temperature sensing and control system for cardiac monitoring electrodes |
DE3529578A1 (en) * | 1985-08-17 | 1987-02-19 | Bisping Hans Juergen | IMPLANTABLE ELECTRODE |
US4643186A (en) * | 1985-10-30 | 1987-02-17 | Rca Corporation | Percutaneous transluminal microwave catheter angioplasty |
GB8600665D0 (en) | 1986-01-13 | 1986-02-19 | Longmore D B | Surgical catheters |
US4689621A (en) | 1986-03-31 | 1987-08-25 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Temperature responsive transmitter |
US4747820A (en) * | 1986-04-09 | 1988-05-31 | Cooper Lasersonics, Inc. | Irrigation/aspiration manifold and fittings for ultrasonic surgical aspiration system |
IL78756A0 (en) * | 1986-05-12 | 1986-08-31 | Biodan Medical Systems Ltd | Catheter and probe |
IL78755A0 (en) * | 1986-05-12 | 1986-08-31 | Biodan Medical Systems Ltd | Applicator for insertion into a body opening for medical purposes |
US5251120A (en) | 1986-07-23 | 1993-10-05 | Steve Smith | Harmonic noise isolation and power factor correction network |
US4754752A (en) | 1986-07-28 | 1988-07-05 | Robert Ginsburg | Vascular catheter |
US4960106A (en) | 1987-04-28 | 1990-10-02 | Olympus Optical Co., Ltd. | Endoscope apparatus |
IL82658A (en) | 1987-05-26 | 1990-12-23 | Elscint Ltd | Balun circuit for radio frequency coils in mr systems |
US4832023A (en) * | 1987-06-03 | 1989-05-23 | Mcm Laboratories, Inc. | Method and apparatus for reducing blockage in body channels |
US4989608A (en) * | 1987-07-02 | 1991-02-05 | Ratner Adam V | Device construction and method facilitating magnetic resonance imaging of foreign objects in a body |
US4858623A (en) | 1987-07-13 | 1989-08-22 | Intermedics, Inc. | Active fixation mechanism for lead assembly of an implantable cardiac stimulator |
US4766381A (en) | 1987-08-12 | 1988-08-23 | Vanderbilt University | Driven inversion spin echo magnetic resonance imaging |
US5588432A (en) | 1988-03-21 | 1996-12-31 | Boston Scientific Corporation | Catheters for imaging, sensing electrical potentials, and ablating tissue |
US5372138A (en) * | 1988-03-21 | 1994-12-13 | Boston Scientific Corporation | Acousting imaging catheters and the like |
US5178159A (en) | 1988-11-02 | 1993-01-12 | Cardiometrics, Inc. | Torqueable guide wire assembly with electrical functions, male and female connectors rotatable with respect to one another |
US4945912A (en) | 1988-11-25 | 1990-08-07 | Sensor Electronics, Inc. | Catheter with radiofrequency heating applicator |
US5348010A (en) | 1989-02-24 | 1994-09-20 | Medrea, Inc., Pennsylvania Corp., Pa. | Intracavity probe and interface device for MRI imaging and spectroscopy |
DE3926934A1 (en) | 1989-08-16 | 1991-02-21 | Deutsches Krebsforsch | HYPERTHERMIC MICROWAVE APPLICATOR FOR WARMING A LIMITED ENVIRONMENT IN A DISSIPATIVE MEDIUM |
US5099208A (en) * | 1989-10-05 | 1992-03-24 | Vanderbilt University | Method for magnetic resonance imaging and related apparatus |
US5197468A (en) * | 1990-02-13 | 1993-03-30 | Proctor Paul W | Device for protecting an electronic prosthesis from adverse effects of RF and/or electrostatic energy |
US5095911A (en) * | 1990-05-18 | 1992-03-17 | Cardiovascular Imaging Systems, Inc. | Guidewire with imaging capability |
US5558093A (en) | 1990-05-18 | 1996-09-24 | Cardiovascular Imaging Systems, Inc. | Guidewire with imaging capability |
US5122363A (en) | 1990-12-07 | 1992-06-16 | Board Of Regents, The University Of Texas System | Zeolite-enclosed transistion and rare earth metal ions as contrast agents for the gastrointestinal tract |
US5167233A (en) | 1991-01-07 | 1992-12-01 | Endosonics Corporation | Dilating and imaging apparatus |
US5178618A (en) * | 1991-01-16 | 1993-01-12 | Brigham And Womens Hospital | Method and device for recanalization of a body passageway |
US5353798A (en) | 1991-03-13 | 1994-10-11 | Scimed Life Systems, Incorporated | Intravascular imaging apparatus and methods for use and manufacture |
AU1899292A (en) * | 1991-05-24 | 1993-01-08 | Ep Technologies Inc | Combination monophasic action potential/ablation catheter and high-performance filter system |
US5217010A (en) | 1991-05-28 | 1993-06-08 | The Johns Hopkins University | Ecg amplifier and cardiac pacemaker for use during magnetic resonance imaging |
US5211165A (en) * | 1991-09-03 | 1993-05-18 | General Electric Company | Tracking system to follow the position and orientation of a device with radiofrequency field gradients |
US5307814A (en) * | 1991-09-17 | 1994-05-03 | Medrad, Inc. | Externally moveable intracavity probe for MRI imaging and spectroscopy |
NL9201724A (en) | 1991-10-07 | 1993-05-03 | Medrad Inc En The Trustees Of | PROBE FOR MRI IMAGING AND SPECTROSCOPY, ESPECIALLY IN THE CERVICAL AREA. |
US5323778A (en) | 1991-11-05 | 1994-06-28 | Brigham & Women's Hospital | Method and apparatus for magnetic resonance imaging and heating tissues |
US5445150A (en) | 1991-11-18 | 1995-08-29 | General Electric Company | Invasive system employing a radiofrequency tracking system |
US5437277A (en) | 1991-11-18 | 1995-08-01 | General Electric Company | Inductively coupled RF tracking system for use in invasive imaging of a living body |
US5498261A (en) * | 1991-12-20 | 1996-03-12 | Advanced Cardiovascular Systems, Inc. | Thermal angioplasty system |
US5318025A (en) | 1992-04-01 | 1994-06-07 | General Electric Company | Tracking system to monitor the position and orientation of a device using multiplexed magnetic resonance detection |
US5307808A (en) * | 1992-04-01 | 1994-05-03 | General Electric Company | Tracking system and pulse sequences to monitor the position of a device using magnetic resonance |
US5271400A (en) | 1992-04-01 | 1993-12-21 | General Electric Company | Tracking system to monitor the position and orientation of a device using magnetic resonance detection of a sample contained within the device |
US5578008A (en) | 1992-04-22 | 1996-11-26 | Japan Crescent, Inc. | Heated balloon catheter |
US5190046A (en) * | 1992-05-01 | 1993-03-02 | Shturman Cardiology Systems, Inc. | Ultrasound imaging balloon catheter |
US5352979A (en) | 1992-08-07 | 1994-10-04 | Conturo Thomas E | Magnetic resonance imaging with contrast enhanced phase angle reconstruction |
IL106779A0 (en) * | 1992-09-11 | 1993-12-08 | Magna Lab Inc | Permanent magnetic structure |
US5662108A (en) | 1992-09-23 | 1997-09-02 | Endocardial Solutions, Inc. | Electrophysiology mapping system |
WO1994007446A1 (en) | 1992-10-05 | 1994-04-14 | Boston Scientific Corporation | Device and method for heating tissue |
US5323776A (en) | 1992-10-15 | 1994-06-28 | Picker International, Inc. | MRI compatible pulse oximetry system |
NL9201965A (en) * | 1992-11-10 | 1994-06-01 | Draeger Med Electronics Bv | Invasive MRI transducer. |
US5334193A (en) | 1992-11-13 | 1994-08-02 | American Cardiac Ablation Co., Inc. | Fluid cooled ablation catheter |
US5334045A (en) * | 1992-11-20 | 1994-08-02 | Siemens Pacesetter, Inc. | Universal cable connector for temporarily connecting implantable leads and implantable medical devices with a non-implantable system analyzer |
US5365928A (en) | 1992-11-25 | 1994-11-22 | Medrad, Inc. | Endorectal probe with planar moveable MRI coil |
US5300108A (en) * | 1993-01-05 | 1994-04-05 | Telectronics Pacing Systems, Inc. | Active fixation lead with a dual-pitch, free spinning compound screw |
US5433717A (en) * | 1993-03-23 | 1995-07-18 | The Regents Of The University Of California | Magnetic resonance imaging assisted cryosurgery |
KR100332015B1 (en) | 1993-04-14 | 2002-10-04 | 파마시클릭스,인코포레이티드 | Medical devices and materials with improved self-image visibility |
US5333095A (en) | 1993-05-03 | 1994-07-26 | Maxwell Laboratories, Inc., Sierra Capacitor Filter Division | Feedthrough filter capacitor assembly for human implant |
DE69432148T2 (en) | 1993-07-01 | 2003-10-16 | Boston Scient Ltd | CATHETER FOR IMAGE DISPLAY, DISPLAY OF ELECTRICAL SIGNALS AND ABLATION |
US5840031A (en) | 1993-07-01 | 1998-11-24 | Boston Scientific Corporation | Catheters for imaging, sensing electrical potentials and ablating tissue |
US5391199A (en) | 1993-07-20 | 1995-02-21 | Biosense, Inc. | Apparatus and method for treating cardiac arrhythmias |
FR2708860B1 (en) * | 1993-08-11 | 1995-10-13 | Ela Medical Sa | Protection circuit for implantable electronic device. |
US5363845A (en) | 1993-08-13 | 1994-11-15 | Medical Advances, Inc. | Breast coil for magnetic resonance imaging |
US5558091A (en) | 1993-10-06 | 1996-09-24 | Biosense, Inc. | Magnetic determination of position and orientation |
US5507743A (en) * | 1993-11-08 | 1996-04-16 | Zomed International | Coiled RF electrode treatment apparatus |
US5400787A (en) * | 1993-11-24 | 1995-03-28 | Magna-Lab, Inc. | Inflatable magnetic resonance imaging sensing coil assembly positioning and retaining device and method for using the same |
US6099524A (en) | 1994-01-28 | 2000-08-08 | Cardiac Pacemakers, Inc. | Electrophysiological mapping and ablation catheter and method |
DE69408826T2 (en) | 1994-03-18 | 1998-07-23 | Schneider Europ Ag | Magnetic resonance imaging system for tracking a medical device |
US5447156A (en) | 1994-04-04 | 1995-09-05 | General Electric Company | Magnetic resonance (MR) active invasive devices for the generation of selective MR angiograms |
US5824029A (en) | 1994-04-28 | 1998-10-20 | Medtronic, Inc. | Implantable medical system for performing transthoracic impedance measurements associated with cardiac function |
US5419325A (en) * | 1994-06-23 | 1995-05-30 | General Electric Company | Magnetic resonance (MR) angiography using a faraday catheter |
US5462055A (en) | 1994-08-23 | 1995-10-31 | Northrop Grumman Corporation | MRI/hyperthermia dual function antenna system |
US5512825A (en) * | 1994-11-25 | 1996-04-30 | The Johns Hopkins University | Method of minimizing dead-periods in magnetic resonance imaging pulse sequences and associated apparatus |
US6690963B2 (en) * | 1995-01-24 | 2004-02-10 | Biosense, Inc. | System for determining the location and orientation of an invasive medical instrument |
US5630426A (en) | 1995-03-03 | 1997-05-20 | Neovision Corporation | Apparatus and method for characterization and treatment of tumors |
US5769800A (en) | 1995-03-15 | 1998-06-23 | The Johns Hopkins University Inc. | Vest design for a cardiopulmonary resuscitation system |
US5545201A (en) | 1995-03-29 | 1996-08-13 | Pacesetter, Inc. | Bipolar active fixation lead for sensing and pacing the heart |
US5699801A (en) | 1995-06-01 | 1997-12-23 | The Johns Hopkins University | Method of internal magnetic resonance imaging and spectroscopic analysis and associated apparatus |
US5722998A (en) * | 1995-06-07 | 1998-03-03 | Intermedics, Inc. | Apparatus and method for the control of an implantable medical device |
US5697958A (en) | 1995-06-07 | 1997-12-16 | Intermedics, Inc. | Electromagnetic noise detector for implantable medical devices |
US5629622A (en) * | 1995-07-11 | 1997-05-13 | Hewlett-Packard Company | Magnetic field sense system for the protection of connected electronic devices |
WO1997012645A1 (en) | 1995-10-03 | 1997-04-10 | Intermedics, Inc. | Feedthrough assembly with transient voltage suppressor and emi filter for implantable medical devices |
US5590657A (en) | 1995-11-06 | 1997-01-07 | The Regents Of The University Of Michigan | Phased array ultrasound system and method for cardiac ablation |
US5685878A (en) | 1995-11-13 | 1997-11-11 | C.R. Bard, Inc. | Snap fit distal assembly for an ablation catheter |
JPH10513098A (en) * | 1995-11-24 | 1998-12-15 | フィリップス エレクトロニクス エヌ ベー | MRI system and catheter for interventional procedures |
US5978204A (en) | 1995-11-27 | 1999-11-02 | Maxwell Energy Products, Inc. | Capacitor with dual element electrode plates |
US5751539A (en) * | 1996-04-30 | 1998-05-12 | Maxwell Laboratories, Inc. | EMI filter for human implantable heart defibrillators and pacemakers |
US5741321A (en) * | 1996-01-11 | 1998-04-21 | Medtronic, Inc. | Active fixation medical electrical lead having improved turning tool |
US5772693A (en) | 1996-02-09 | 1998-06-30 | Cardiac Control Systems, Inc. | Single preformed catheter configuration for a dual-chamber pacemaker system |
EP0910300B1 (en) | 1996-02-15 | 2003-12-03 | Biosense, Inc. | Site marking probe |
US5938692A (en) | 1996-03-26 | 1999-08-17 | Urologix, Inc. | Voltage controlled variable tuning antenna |
EP0803738B1 (en) * | 1996-04-24 | 2003-04-02 | Philips Corporate Intellectual Property GmbH | Method of synthesizing an image for producing a combination image from input images |
US6263229B1 (en) | 1998-11-13 | 2001-07-17 | Johns Hopkins University School Of Medicine | Miniature magnetic resonance catheter coils and related methods |
US6898454B2 (en) | 1996-04-25 | 2005-05-24 | The Johns Hopkins University | Systems and methods for evaluating the urethra and the periurethral tissues |
US6675033B1 (en) * | 1999-04-15 | 2004-01-06 | Johns Hopkins University School Of Medicine | Magnetic resonance imaging guidewire probe |
US6628980B2 (en) | 2000-03-24 | 2003-09-30 | Surgi-Vision, Inc. | Apparatus, systems, and methods for in vivo magnetic resonance imaging |
US7236816B2 (en) * | 1996-04-25 | 2007-06-26 | Johns Hopkins University | Biopsy and sampling needle antennas for magnetic resonance imaging-guided biopsies |
US5928145A (en) | 1996-04-25 | 1999-07-27 | The Johns Hopkins University | Method of magnetic resonance imaging and spectroscopic analysis and associated apparatus employing a loopless antenna |
US5986533A (en) | 1996-06-18 | 1999-11-16 | Dale Electronics, Inc. | Monolithic thick film inductor |
US5716390A (en) * | 1996-08-09 | 1998-02-10 | Pacesetter, Inc. | Reduced diameter active fixation pacing lead using concentric interleaved coils |
DE69734233T2 (en) | 1996-09-02 | 2006-07-13 | Koninklijke Philips Electronics N.V. | INVASIVE DEVICE FOR USE IN A DEVICE FOR IMAGING BY MAGNETIC RESONANCE |
US5891134A (en) * | 1996-09-24 | 1999-04-06 | Goble; Colin | System and method for applying thermal energy to tissue |
US5779669A (en) | 1996-10-28 | 1998-07-14 | C. R. Bard, Inc. | Steerable catheter with fixed curve |
EP0846959B1 (en) * | 1996-12-05 | 2006-10-18 | Philips Medical Systems (Cleveland), Inc. | Nuclear magnetic resonance radio frequency coils |
US5735887A (en) * | 1996-12-10 | 1998-04-07 | Exonix Corporation | Closed-loop, RF-coupled implanted medical device |
US5775338A (en) | 1997-01-10 | 1998-07-07 | Scimed Life Systems, Inc. | Heated perfusion balloon for reduction of restenosis |
US5879347A (en) * | 1997-04-25 | 1999-03-09 | Gynecare, Inc. | Apparatus for controlled thermal treatment of tissue |
US5759202A (en) | 1997-04-28 | 1998-06-02 | Sulzer Intermedics Inc. | Endocardial lead with lateral active fixation |
US6272370B1 (en) | 1998-08-07 | 2001-08-07 | The Regents Of University Of Minnesota | MR-visible medical device for neurological interventions using nonlinear magnetic stereotaxis and a method imaging |
US6026316A (en) * | 1997-05-15 | 2000-02-15 | Regents Of The University Of Minnesota | Method and apparatus for use with MR imaging |
WO1998052461A1 (en) | 1997-05-21 | 1998-11-26 | Cardiac M.R.I., Inc. | Cardiac mri with an internal receiving coil and an external receiving coil |
CN1230120C (en) | 1997-05-23 | 2005-12-07 | 普罗里森姆股份有限公司 | MRI-guided therapeutic unit and method |
AU7837898A (en) * | 1997-06-12 | 1998-12-30 | Johns Hopkins University School Of Medicine, The | Method for measuring myocardial motion and the like |
EP0884024B1 (en) * | 1997-06-13 | 2003-08-13 | Sulzer Osypka GmbH | Multipolar ablation catheter |
US5964705A (en) | 1997-08-22 | 1999-10-12 | Image-Guided Drug Delivery System, Inc. | MR-compatible medical devices |
US5905627A (en) * | 1997-09-10 | 1999-05-18 | Maxwell Energy Products, Inc. | Internally grounded feedthrough filter capacitor |
US5896627A (en) | 1997-09-26 | 1999-04-27 | Tenneco Packaging Inc. | High-strength slider for a reclosable bag |
GB2330202A (en) * | 1997-10-07 | 1999-04-14 | Marconi Gec Ltd | Flexible MRI antenna for intra-cavity use |
DE19746735C2 (en) * | 1997-10-13 | 2003-11-06 | Simag Gmbh Systeme Und Instr F | NMR imaging method for the display, position determination or functional control of a device inserted into an examination object and device for use in such a method |
US6008980A (en) | 1997-11-13 | 1999-12-28 | Maxwell Energy Products, Inc. | Hermetically sealed EMI feedthrough filter capacitor for human implant and other applications |
US6643903B2 (en) | 1997-11-13 | 2003-11-11 | Greatbatch-Sierra, Inc. | Process for manufacturing an EMI filter feedthrough terminal assembly |
US6275369B1 (en) | 1997-11-13 | 2001-08-14 | Robert A. Stevenson | EMI filter feedthough terminal assembly having a capture flange to facilitate automated assembly |
US6129670A (en) | 1997-11-24 | 2000-10-10 | Burdette Medical Systems | Real time brachytherapy spatial registration and visualization system |
US6031375A (en) * | 1997-11-26 | 2000-02-29 | The Johns Hopkins University | Method of magnetic resonance analysis employing cylindrical coordinates and an associated apparatus |
DE19755782A1 (en) | 1997-12-16 | 1999-06-17 | Philips Patentverwaltung | Magnetic resonance device |
US6141594A (en) | 1998-07-22 | 2000-10-31 | Cardiac Pacemakers, Inc. | Single pass lead and system with active and passive fixation elements |
US6011995A (en) * | 1997-12-29 | 2000-01-04 | The Regents Of The University Of California | Endovascular device for hyperthermia and angioplasty and method for using the same |
US5959829A (en) | 1998-02-18 | 1999-09-28 | Maxwell Energy Products, Inc. | Chip capacitor electromagnetic interference filter |
US6045532A (en) | 1998-02-20 | 2000-04-04 | Arthrocare Corporation | Systems and methods for electrosurgical treatment of tissue in the brain and spinal cord |
US6055457A (en) * | 1998-03-13 | 2000-04-25 | Medtronic, Inc. | Single pass A-V lead with active fixation device |
US5973906A (en) | 1998-03-17 | 1999-10-26 | Maxwell Energy Products, Inc. | Chip capacitors and chip capacitor electromagnetic interference filters |
US6759388B1 (en) | 1999-04-29 | 2004-07-06 | Nanomimetics, Inc. | Surfactants that mimic the glycocalyx |
US6027500A (en) * | 1998-05-05 | 2000-02-22 | Buckles; David S. | Cardiac ablation system |
US6101417A (en) | 1998-05-12 | 2000-08-08 | Pacesetter, Inc. | Implantable electrical device incorporating a magnetoresistive magnetic field sensor |
US6428537B1 (en) | 1998-05-22 | 2002-08-06 | Scimed Life Systems, Inc. | Electrophysiological treatment methods and apparatus employing high voltage pulse to render tissue temporarily unresponsive |
US6238390B1 (en) * | 1998-05-27 | 2001-05-29 | Irvine Biomedical, Inc. | Ablation catheter system having linear lesion capabilities |
US6370427B1 (en) * | 1998-07-23 | 2002-04-09 | Intermedics, Inc. | Method and apparatus for dual chamber bi-ventricular pacing and defibrillation |
US6593884B1 (en) | 1998-08-02 | 2003-07-15 | Super Dimension Ltd. | Intrabody navigation system for medical applications |
US6424234B1 (en) | 1998-09-18 | 2002-07-23 | Greatbatch-Sierra, Inc. | Electromagnetic interference (emi) filter and process for providing electromagnetic compatibility of an electronic device while in the presence of an electromagnetic emitter operating at the same frequency |
US6408202B1 (en) | 1998-11-03 | 2002-06-18 | The Johns Hopkins University | Transesophageal magnetic resonance analysis method and apparatus |
US7844319B2 (en) * | 1998-11-04 | 2010-11-30 | Susil Robert C | Systems and methods for magnetic-resonance-guided interventional procedures |
US8244370B2 (en) | 2001-04-13 | 2012-08-14 | Greatbatch Ltd. | Band stop filter employing a capacitor and an inductor tank circuit to enhance MRI compatibility of active medical devices |
US9061139B2 (en) * | 1998-11-04 | 2015-06-23 | Greatbatch Ltd. | Implantable lead with a band stop filter having a capacitor in parallel with an inductor embedded in a dielectric body |
US6701176B1 (en) | 1998-11-04 | 2004-03-02 | Johns Hopkins University School Of Medicine | Magnetic-resonance-guided imaging, electrophysiology, and ablation |
US6390996B1 (en) | 1998-11-09 | 2002-05-21 | The Johns Hopkins University | CPR chest compression monitor |
US6159560A (en) | 1998-11-25 | 2000-12-12 | Stevenson; Robert A. | Process for depositing a metal coating on a metallic component of an electrical structure |
US6284971B1 (en) | 1998-11-25 | 2001-09-04 | Johns Hopkins University School Of Medicine | Enhanced safety coaxial cables |
US6188219B1 (en) * | 1999-01-22 | 2001-02-13 | The Johns Hopkins University | Magnetic resonance imaging method and apparatus and method of calibrating the same |
WO2000055875A1 (en) | 1999-03-16 | 2000-09-21 | Maxwell Energy Products | Low inductance four terminal capacitor lead frame |
EP1171032A4 (en) * | 1999-04-15 | 2008-10-29 | Surgi Vision | Methods for in vivo magnetic resonance imaging |
US7848788B2 (en) * | 1999-04-15 | 2010-12-07 | The Johns Hopkins University | Magnetic resonance imaging probe |
US6633780B1 (en) | 1999-06-07 | 2003-10-14 | The Johns Hopkins University | Cardiac shock electrode system and corresponding implantable defibrillator system |
US20040015079A1 (en) * | 1999-06-22 | 2004-01-22 | Teratech Corporation | Ultrasound probe with integrated electronics |
US7149773B2 (en) * | 1999-07-07 | 2006-12-12 | Medtronic, Inc. | System and method of automated invoicing for communications between an implantable medical device and a remote computer system or health care provider |
AU2001238012A1 (en) | 2000-02-01 | 2001-08-14 | Surgi-Vision, Inc. | Magnetic resonance imaging transseptal needle antenna |
FR2805998B1 (en) * | 2000-03-07 | 2002-10-18 | Ela Medical Sa | ACTIVE IMPLANTABLE MEDICAL DEVICE, IN PARTICULAR A CARDIAC STIMULATOR, A DEFIBRILLATOR AND / OR A MULTI-SITE CARDIOVERVER PROVIDED WITH MEANS OF MEASUREMENT OF INTRACARDIAC IMPEDANCE |
US6925328B2 (en) | 2000-04-20 | 2005-08-02 | Biophan Technologies, Inc. | MRI-compatible implantable device |
WO2002003872A2 (en) | 2000-07-11 | 2002-01-17 | Johns Hopkins University | Application of photochemotherapy for the treatment of cardiac arrhythmias |
US20020055678A1 (en) * | 2000-07-13 | 2002-05-09 | Scott Greig C. | Electrode probe coil for MRI |
US6493591B1 (en) | 2000-07-19 | 2002-12-10 | Medtronic, Inc. | Implantable active fixation lead with guidewire tip |
US6868288B2 (en) * | 2000-08-26 | 2005-03-15 | Medtronic, Inc. | Implanted medical device telemetry using integrated thin film bulk acoustic resonator filtering |
US6535766B1 (en) * | 2000-08-26 | 2003-03-18 | Medtronic, Inc. | Implanted medical device telemetry using integrated microelectromechanical filtering |
US6539253B2 (en) * | 2000-08-26 | 2003-03-25 | Medtronic, Inc. | Implantable medical device incorporating integrated circuit notch filters |
US6882248B2 (en) * | 2000-09-07 | 2005-04-19 | Greatbatch-Sierra, Inc. | EMI filtered connectors using internally grounded feedthrough capacitors |
US6529103B1 (en) | 2000-09-07 | 2003-03-04 | Greatbatch-Sierra, Inc. | Internally grounded feedthrough filter capacitor with improved ground plane design for human implant and other applications |
US6654628B1 (en) | 2000-11-03 | 2003-11-25 | The Johns Hopkins University | Methods to assess vascular endothelial function |
US6567703B1 (en) | 2000-11-08 | 2003-05-20 | Medtronic, Inc. | Implantable medical device incorporating miniaturized circuit module |
CA2468252A1 (en) * | 2000-11-20 | 2002-05-23 | Surgi-Vision, Inc. | Connector and guidewire connectable thereto |
US6556009B2 (en) * | 2000-12-11 | 2003-04-29 | The United States Of America As Represented By The Department Of Health And Human Services | Accelerated magnetic resonance imaging using a parallel spatial filter |
US6876885B2 (en) * | 2001-01-31 | 2005-04-05 | Medtronic, Inc. | Implantable bifurcated gastrointestinal lead with active fixation |
US6952613B2 (en) | 2001-01-31 | 2005-10-04 | Medtronic, Inc. | Implantable gastrointestinal lead with active fixation |
WO2002067202A1 (en) | 2001-02-16 | 2002-08-29 | The Government Of The United States Of America, Represented By The Secretary, Department Of Health And Human Services | Real-time, interactive volumetric mri |
US6829509B1 (en) | 2001-02-20 | 2004-12-07 | Biophan Technologies, Inc. | Electromagnetic interference immune tissue invasive system |
US20070168005A1 (en) | 2001-02-20 | 2007-07-19 | Biophan Technologies, Inc. | Medical device with an electrically conductive anti-antenna member |
US6949929B2 (en) | 2003-06-24 | 2005-09-27 | Biophan Technologies, Inc. | Magnetic resonance imaging interference immune device |
US6901292B2 (en) | 2001-03-19 | 2005-05-31 | Medtronic, Inc. | Control of externally induced current in an implantable pulse generator |
US6669909B2 (en) | 2001-03-26 | 2003-12-30 | Allegro Technologies Limited | Liquid droplet dispensing |
US6771067B2 (en) | 2001-04-03 | 2004-08-03 | The United States Of America As Represented By The Department Of Health And Human Services | Ghost artifact cancellation using phased array processing |
WO2002081634A2 (en) | 2001-04-05 | 2002-10-17 | The Johns Hopkins University | Imaging nucleic acid delivery |
US8989870B2 (en) | 2001-04-13 | 2015-03-24 | Greatbatch Ltd. | Tuned energy balanced system for minimizing heating and/or to provide EMI protection of implanted leads in a high power electromagnetic field environment |
US20090163980A1 (en) | 2007-12-21 | 2009-06-25 | Greatbatch Ltd. | Switch for turning off therapy delivery of an active implantable medical device during mri scans |
US8437865B2 (en) | 2001-04-13 | 2013-05-07 | Greatbatch Ltd. | Shielded network for an active medical device implantable lead |
US8600519B2 (en) | 2001-04-13 | 2013-12-03 | Greatbatch Ltd. | Transient voltage/current protection system for electronic circuits associated with implanted leads |
US7853325B2 (en) | 2001-04-13 | 2010-12-14 | Greatbatch Ltd. | Cylindrical bandstop filters for medical lead systems |
US7751903B2 (en) | 2002-04-15 | 2010-07-06 | Greatbatch Ltd. | Frequency selective passive component networks for implantable leads of active implantable medical devices utilizing an energy dissipating surface |
US7899551B2 (en) | 2001-04-13 | 2011-03-01 | Greatbatch Ltd. | Medical lead system utilizing electromagnetic bandstop filters |
CA2482202C (en) | 2001-04-13 | 2012-07-03 | Surgi-Vision, Inc. | Systems and methods for magnetic-resonance-guided interventional procedures |
US20030208252A1 (en) | 2001-05-14 | 2003-11-06 | O' Boyle Gary S. | Mri ablation catheter |
US6456481B1 (en) | 2001-05-31 | 2002-09-24 | Greatbatch-Sierra, Inc. | Integrated EMI filter-DC blocking capacitor |
US6567259B2 (en) | 2001-05-31 | 2003-05-20 | Greatbatch-Sierra, Inc. | Monolithic ceramic capacitor with barium titinate dielectric curie point optimized for active implantable medical devices operating at 37° C. |
US6687550B1 (en) * | 2001-06-01 | 2004-02-03 | Pacesetter, Inc. | Active fixation electrode lead having an electrical coupling mechanism |
US6871091B2 (en) * | 2001-10-31 | 2005-03-22 | Medtronic, Inc. | Apparatus and method for shunting induced currents in an electrical lead |
US6864418B2 (en) | 2002-12-18 | 2005-03-08 | Nanoset, Llc | Nanomagnetically shielded substrate |
US6985775B2 (en) * | 2002-01-29 | 2006-01-10 | Medtronic, Inc. | Method and apparatus for shunting induced currents in an electrical lead |
US20030144720A1 (en) | 2002-01-29 | 2003-07-31 | Villaseca Eduardo H. | Electromagnetic trap for a lead |
US8660645B2 (en) * | 2002-02-28 | 2014-02-25 | Greatbatch Ltd. | Electronic network components utilizing biocompatible conductive adhesives for direct body fluid exposure |
CA2446476A1 (en) | 2002-02-28 | 2003-09-04 | Greatbatch-Sierra, Inc. | Emi feedthrough filter terminal assembly utilizing hermetic seal for electrical attachment between lead wires and capacitor |
US6985347B2 (en) | 2002-02-28 | 2006-01-10 | Greatbatch-Sierra, Inc. | EMI filter capacitors designed for direct body fluid exposure |
US20090259279A1 (en) | 2002-03-22 | 2009-10-15 | Dobak Iii John D | Splanchnic nerve stimulation for treatment of obesity |
US7422568B2 (en) | 2002-04-01 | 2008-09-09 | The Johns Hopkins University | Device, systems and methods for localized heating of a vessel and/or in combination with MR/NMR imaging of the vessel and surrounding tissue |
US6939327B2 (en) | 2002-05-07 | 2005-09-06 | Cardiac Pacemakers, Inc. | Peel-away sheath |
JP4071536B2 (en) | 2002-05-07 | 2008-04-02 | 富士通株式会社 | Test apparatus for file apparatus and test method in test apparatus for file apparatus |
EP1508051A1 (en) | 2002-05-29 | 2005-02-23 | Surgi-Vision, Inc. | Magnetic resonance probes |
US6675779B2 (en) * | 2002-06-13 | 2004-01-13 | Stant Manufacturing Inc. | Dual float valve for fuel tank vent with liquid carryover filter |
US6900708B2 (en) | 2002-06-26 | 2005-05-31 | Georgia Tech Research Corporation | Integrated passive devices fabricated utilizing multi-layer, organic laminates |
US20040034338A1 (en) * | 2002-08-07 | 2004-02-19 | Ams Research Corporation | Drug delivery devices and methods |
US6675780B1 (en) * | 2002-09-24 | 2004-01-13 | Antonius G. Wendels | Fuel saving and pollution emission reduction system for internal combustion engines |
US7103418B2 (en) | 2002-10-02 | 2006-09-05 | Medtronic, Inc. | Active fluid delivery catheter |
US6999818B2 (en) * | 2003-05-23 | 2006-02-14 | Greatbatch-Sierra, Inc. | Inductor capacitor EMI filter for human implant applications |
US7038900B2 (en) | 2003-02-27 | 2006-05-02 | Greatbatch-Sierra, Inc. | EMI filter terminal assembly with wire bond pads for human implant applications |
US20050070972A1 (en) * | 2003-09-26 | 2005-03-31 | Wahlstrand Carl D. | Energy shunt for producing an MRI-safe implantable medical device |
KR100541089B1 (en) | 2003-10-08 | 2006-01-11 | 삼성전기주식회사 | Laminated low pass filter |
JP4029824B2 (en) | 2003-10-31 | 2008-01-09 | ブラザー工業株式会社 | Inkjet printer and control method thereof |
US7092766B1 (en) | 2003-11-19 | 2006-08-15 | Pacesetter, Inc. | Active fixation lead with multiple density |
US7372664B1 (en) | 2003-12-04 | 2008-05-13 | Maxtor Corporation | Techniques to reduce adjacent track erasure including a write pole with a tip having faces at angles |
US7765005B2 (en) | 2004-02-12 | 2010-07-27 | Greatbatch Ltd. | Apparatus and process for reducing the susceptability of active implantable medical devices to medical procedures such as magnetic resonance imaging |
US8057401B2 (en) | 2005-02-24 | 2011-11-15 | Erich Wolf | System for transcutaneous monitoring of intracranial pressure |
US7877150B2 (en) | 2004-03-30 | 2011-01-25 | Medtronic, Inc. | Lead electrode for use in an MRI-safe implantable medical device |
US7174219B2 (en) * | 2004-03-30 | 2007-02-06 | Medtronic, Inc. | Lead electrode for use in an MRI-safe implantable medical device |
US7912552B2 (en) * | 2004-07-12 | 2011-03-22 | Medtronic, Inc. | Medical electrical device including novel means for reducing high frequency electromagnetic field-induced tissue heating |
US7771411B2 (en) | 2004-09-24 | 2010-08-10 | Syntheon, Llc | Methods for operating a selective stiffening catheter |
US7433739B1 (en) * | 2004-11-30 | 2008-10-07 | Pacesetter, Inc. | Passive fixation mechanism for epicardial sensing and stimulation lead placed through pericardial access |
WO2006119492A2 (en) | 2005-05-04 | 2006-11-09 | Surgi-Vision, Inc. | Improved electrical lead for an electronic device such as an implantable device |
US8140159B2 (en) * | 2005-07-21 | 2012-03-20 | Cyberonics, Inc. | Safe-mode operation of an implantable medical device |
WO2007102893A2 (en) | 2005-11-11 | 2007-09-13 | Greatbatch Ltd. | Tank filters placed in series with the lead wires or circuits of active medical devices to enhance mri compatibility |
WO2007117302A2 (en) * | 2005-11-11 | 2007-10-18 | Greatbatch Ltd. | Low loss band pass filter for rf distance telemetry pin antennas of active implantable medical devices |
US7853324B2 (en) * | 2005-11-11 | 2010-12-14 | Greatbatch Ltd. | Tank filters utilizing very low K materials, in series with lead wires or circuits of active medical devices to enhance MRI compatibility |
DE102006015013B4 (en) * | 2006-03-31 | 2010-06-02 | Siemens Ag | Implantable pacemaker |
US7623336B2 (en) | 2006-06-01 | 2009-11-24 | Greatbatch Ltd. | Feedthrough capacitor having reduced self resonance insertion loss dip |
US7702387B2 (en) | 2006-06-08 | 2010-04-20 | Greatbatch Ltd. | Tank filters adaptable for placement with a guide wire, in series with the lead wires or circuits of active medical devices to enhance MRI compatibility |
CN101100070A (en) * | 2006-07-04 | 2008-01-09 | 亿丰综合工业股份有限公司 | Honeycomb curtain cutting method and cutting machine |
US7731717B2 (en) | 2006-08-08 | 2010-06-08 | Covidien Ag | System and method for controlling RF output during tissue sealing |
US7620453B1 (en) * | 2006-10-20 | 2009-11-17 | Pacesetter, Inc. | Implantable medical device with improved EMI filter |
US7747318B2 (en) | 2006-12-07 | 2010-06-29 | Neuropace, Inc. | Functional ferrule |
US8187284B2 (en) | 2007-04-23 | 2012-05-29 | Boston Scientific Scimed, Inc. | Intraluminary stent relocating apparatus |
WO2009117599A2 (en) | 2008-03-20 | 2009-09-24 | Greatbatch Ltd. | Shielded three-terminal flat-through emi/energy dissipating filter |
US8483840B2 (en) | 2008-03-20 | 2013-07-09 | Greatbatch Ltd. | Dual function tuned L-C input trap passive EMI filter component network for an active implantable medical device |
EP2349453A4 (en) | 2008-10-30 | 2015-07-01 | Greatbatch Ltd | Capacitor and inductor elements physically disposed in series whose lumped parameters are electrically connected in parallel to form a bandstop filter |
EP2198917B1 (en) | 2008-12-19 | 2016-03-30 | Ela Medical | Generator for an implantable pacemaker, comprising means for commuting in safety mode during MRI tests |
-
2010
- 2010-02-17 US US12/707,568 patent/US8457760B2/en not_active Expired - Fee Related
- 2010-06-23 EP EP10167045A patent/EP2273675A3/en not_active Withdrawn
-
2013
- 2013-05-17 US US13/896,728 patent/US8751013B2/en not_active Expired - Fee Related
-
2014
- 2014-06-10 US US14/300,477 patent/US8855785B1/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4585001A (en) * | 1982-09-28 | 1986-04-29 | Norland Corporation | Cardiac pacer signal detector |
US20030083726A1 (en) * | 2001-10-31 | 2003-05-01 | Medtronic, Inc. | Method and apparatus for shunting induced currents in an electrical lead |
US20070255332A1 (en) * | 2006-04-26 | 2007-11-01 | Cabelka Lonny V | Isolation Circuitry and Method for Gradient Field Safety in an Implantable Medical Device |
WO2008077037A2 (en) * | 2006-12-18 | 2008-06-26 | Ergin Atalar | Mri compatible implantable devices |
US20080221638A1 (en) * | 2007-03-09 | 2008-09-11 | Cardiac Pacemakers, Inc. | MRI Compatible Implantable Medical Devices and Methods |
Also Published As
Publication number | Publication date |
---|---|
US8457760B2 (en) | 2013-06-04 |
US8751013B2 (en) | 2014-06-10 |
US20100191236A1 (en) | 2010-07-29 |
EP2273675A2 (en) | 2011-01-12 |
US20140288619A1 (en) | 2014-09-25 |
US8855785B1 (en) | 2014-10-07 |
US20130253297A1 (en) | 2013-09-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2273675A3 (en) | Switched diverter circuits for minimizing heating of an implanted lead and/or providing EMI protection in a high power electromagnetic field environment | |
EP2267894A3 (en) | Switched safety protection circuit for an AIMD system during exposure to high power electromagnetic fields | |
US8922965B2 (en) | Controller circuit including a switch mode power converter and automatic recloser using the same | |
EP2410563A3 (en) | Stacked interconnect heat sink | |
WO2009091267A3 (en) | Selectable resonant frequency transcutaneous energy transfer system | |
TW200802790A (en) | Electronic substrate, semiconductor device, and electronic device | |
TW200802791A (en) | Integrated circuit chips | |
EP2472698A3 (en) | On-board power supply system and protection method | |
EP2372863A3 (en) | Controlling inductive power transfer systems | |
EP2309520A3 (en) | A surface-mount multi-layer electrical circuit protection device with an active element between PPTC layers | |
EP1189325A3 (en) | Electronic device protection circuit | |
TW200509363A (en) | Integrated circuit device having input/output electrostatic discharge protection cell equipped with electrostatic discharge protection element and power clamp | |
EP2071690A3 (en) | Overvoltage protection circuit and electronic device comprising the same | |
EP2618442A3 (en) | Electronic device and board usable in the electronic device with ESD and leakage current protection | |
IN2012DN05096A (en) | ||
TW200727449A (en) | ESD protection system for multiple-domain integrated cirucit | |
TW200605501A (en) | High voltage tolerant I/oOcircuit | |
TW200721493A (en) | Power semiconductor device with integrated passive component | |
CN107810540B (en) | Functional connector and portable electronic device with it | |
EP3906615A4 (en) | Voltage protection circuit to prevent power amplifier burnout, and electronic device having the same | |
TW200744286A (en) | Active matrix device | |
US20180013322A1 (en) | Inductive Power Transmission Method | |
EP2355644A3 (en) | Shield structure for an electronic element and electronic device | |
CA2430636A1 (en) | Universal electrical energy saver | |
CN203747773U (en) | Solid-state relay with overcurrent protection |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME RS |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H03H 7/01 20060101AFI20121004BHEP |
|
17P | Request for examination filed |
Effective date: 20130507 |
|
17Q | First examination report despatched |
Effective date: 20160623 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20220104 |